Sentences with phrase «by available nitrogen»

Since the growth of phytoplankton is limited by available nitrogen, and carbon dioxide is central to the growth process, Jones believes that supplying extra nitrogen to phytoplankton would increase the uptake of carbon.

Not exact matches

Is the productivity of organic farms restricted by the supply of available nitrogen?

The test, which could be available to patients within two years, identifies the chemical signatures found in the plasma of blood joint proteins damaged by oxidation, nitration and glycation; the modification of proteins with oxygen, nitrogen and sugar molecules.

Synthetic fertilizer is available as a variety of commercial products, with different nitrogen - release times, whereas manure and pulse crops need to be broken down by microbial decomposition before nitrogen becomes available.

While essential for plant growth, an over-abundance of this biologically - available nitrogen can result in «nitrogen saturation,» a phenomenon previously reported by Forest Service scientists in Riverside.

The researchers tested a variety of solutions containing the soil bacteria Geobacter sulfurreducens and Thiobacillus denitrificans, which thrive by eating acetate (an organic compound that makes vinegar sour) and nitrate (a negatively - charged molecule of biologically available nitrogen and oxygen), respectively, when they can find a spare electron or two.

The $ 30 million overhaul was made without installing, as required under the New Source Review requirements of the Clean Air Act, the best available technology to minimize emissions of sulfur dioxide and nitrogen oxides — pollutants that harm human health by contributing to heart attacks, breathing problems, and other health problems, the suit alleges.

Our collective sweet tooth was satisfied by a nitrogen ice cream station, where a plethora of yummy toppings were available to pile onto the creamy results of our inner child's favorite gastronomic science experiment.